$OpenBSD: intr_barrier.9,v 1.2 2015/09/13 17:55:42 jmc Exp $
Copyright (c) 2015 Mark Kettenis
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.Dd $Mdocdate: September 13 2015 $ .Dt INTR_BARRIER 9 .Os .Sh NAME .Nm intr_barrier .Nd interrupt barrier .Sh SYNOPSIS n machine/intr.h .Ft void .Fn intr_barrier "void *ih" .Sh DESCRIPTION This function guarantees that any interrupt handler invocations for the interrupt handler specified by .Fa ih has finished before it returns. The cookie passed to .Fn intr_barrier should be the value returned when the interrupt handler was established, for example the return value of .Xr pci_intr_establish 9 . .Sh CONTEXT .Fn intr_barrier can be called from process context. .Sh SEE ALSO .Xr pci_intr_establish 9 , .Xr spl 9
Copyright (c) 2015 Mark Kettenis
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.Dd $Mdocdate: September 13 2015 $ .Dt INTR_BARRIER 9 .Os .Sh NAME .Nm intr_barrier .Nd interrupt barrier .Sh SYNOPSIS n machine/intr.h .Ft void .Fn intr_barrier "void *ih" .Sh DESCRIPTION This function guarantees that any interrupt handler invocations for the interrupt handler specified by .Fa ih has finished before it returns. The cookie passed to .Fn intr_barrier should be the value returned when the interrupt handler was established, for example the return value of .Xr pci_intr_establish 9 . .Sh CONTEXT .Fn intr_barrier can be called from process context. .Sh SEE ALSO .Xr pci_intr_establish 9 , .Xr spl 9